406145033 has 8 divisors (see below), whose sum is σ = 464287680. Its totient is φ = 348032880.

The previous prime is 406145023. The next prime is 406145039. The reversal of 406145033 is 330541604.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 406145033 - 2¹⁰ = 406144009 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 406144993 and 406145011.

It is not an unprimeable number, because it can be changed into a prime (406145039) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 47963 + ... + 55791.

It is an arithmetic number, because the mean of its divisors is an integer number (58035960).

Almost surely, 2^406145033 is an apocalyptic number.

It is an amenable number.

406145033 is a deficient number, since it is larger than the sum of its proper divisors (58142647).

406145033 is an equidigital number, since it uses as much as digits as its factorization.

406145033 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15247.

The product of its (nonzero) digits is 4320, while the sum is 26.

The square root of 406145033 is about 20153.0402917277. The cubic root of 406145033 is about 740.5602240534.

Adding to 406145033 its reverse (330541604), we get a palindrome (736686637).

It can be divided in two parts, 4061 and 45033, that added together give a palindrome (49094).

The spelling of 406145033 in words is "four hundred six million, one hundred forty-five thousand, thirty-three".